Evaluate the expression for the given value of the valuables 4(3h-6)/1+h; h= -2

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

Askyscraper is 396 meters tall. at a certain time of day, it casts a shadow that is 332 meters long.at what angle is the sun above the horizon at that time?

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.